Brand: UltraFire Model: M3-2 Casing Color: Black Emitter Brand/Type: CREE Emitter BIN: MC-E Color BIN: White Total Emitters: 1 Battery Configurations: 1 x 18650 battery (not included) Voltage Input: 2.7~4.2V Switch Type: Clicky (Clickie) Switch Location: Tailcap (Tail-cap) Modes: 8 Mode Memory: - Mode Arrangement: Mid > Hi > Strobe > Lo > 3Hz Strobe > 1Hz Strobe > SOS > Special Police Style Tactical/Warning Strobe Circuitry: Digitally regulated LED driver circuitry Brightness: 700 lumens maximum brightness (manufacturer rated) Runtime: - Lens: Coated Glass Lens Reflector: Aluminum Textured/OP Reflector Carrying Clip: - Carrying Strap: Strap Included